CVE-2026-0969

{"id": "CVE-2026-0969", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-0969", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-02-12T15:34:59.477052Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security@hashicorp.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security@hashicorp.com", "affectedData": [{"repo": "https://github.com/hashicorp/next-mdx-remote", "vendor": "HashiCorp", "product": "Shared library", "versions": [{"status": "affected", "version": "4.3.0", "lessThan": "6.0.0", "versionType": "semver"}], "platforms": ["64 bit", "32 bit", "x86", "ARM", "MacOS", "Windows", "Linux"], "defaultStatus": "unaffected"}]}], "published": "2026-02-12T03:15:46.667", "references": [{"url": "https://discuss.hashicorp.com/t/hcsec-2026-01-arbitrary-code-execution-in-react-server-side-rendering-of-untrusted-mdx-content/77155", "source": "security@hashicorp.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security@hashicorp.com", "description": [{"lang": "en", "value": "CWE-94"}]}], "descriptions": [{"lang": "en", "value": "The serialize function used to compile MDX in next-mdx-remote is vulnerable to arbitrary code execution due to insufficient sanitization of MDX content. This vulnerability, CVE-2026-0969, is fixed in next-mdx-remote 6.0.0."}, {"lang": "es", "value": "La funci\u00f3n serialize utilizada para compilar MDX en next-mdx-remote es vulnerable a ejecuci\u00f3n de c\u00f3digo arbitrario debido a la sanitizaci\u00f3n insuficiente del contenido MDX. Esta vulnerabilidad, CVE-2026-0969, est\u00e1 corregida en next-mdx-remote 6.0.0."}], "lastModified": "2026-06-17T10:11:42.677", "sourceIdentifier": "security@hashicorp.com"}